=== HTTP code : 200 ===

HTTP/1.1 200 OK
Server: nginx/1.4.6 (Ubuntu)
Date: Wed, 08 Apr 2015 02:00:45 GMT
Content-Type: application/pdf
Content-Length: 136012
Last-Modified: Thu, 18 Apr 2013 21:32:56 GMT
Connection: close
ETag: "51706688-2134c"
Accept-Ranges: bytes


Link is valid.